Silfbronze
西尔夫黄铜, 含锡镍 4Silfbronze6黄铜
🗣️ 情景例句
Especially with his teething.
特别是他现在开始长牙。
I wondered if you could buy me some pencils?
我不知道你是否能替我买铅笔？
See you next Friday.
下星期五见。